OT-2026-000021768
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000021768) never changes.
Identity and time
| Publication number | OT-2026-000021768 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7ce6-9c56-29a045afee9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021768 |
| Status | PUBLIC |
Content hashes
| Canonical text | 17e9bfa8ff5901fb0ba7f82afb6384b45d7a1cec292b2f61d06b52d5dd65789f |
|---|---|
| Markdown | 0feed24f6628ae9dc35c9ef46bd8eb24d3359b97dee6ff1260ae1e6953aeb6f8 |
| Publication page | c6bf25029fe31831f26b1dce5e7b6ef191a5fd4516274a4be8b050564d51f93c |
| Manifest | e0fc1d1e5c1c97c45486a32e2b0eaa33b7d9dd0944b329892543d72fd1be736e |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | aWc6paKGtDHxVzbwX8Zfurcu1+PBh5TPUsc/V7YkIBAQqdz/NexQZo808GCWjb4zlUmL4BzpY6knak+i3yRrCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:18.822650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021768observed c6bf25029fe31831f26b1dce5e7b6ef1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:18.800740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021768/manifest.jsonobserved e0fc1d1e5c1c97c45486a32e2b0eaa33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.783530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021768/publication.mdobserved 0feed24f6628ae9dc35c9ef46bd8eb24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.760535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021768/publication.txtobserved 17e9bfa8ff5901fb0ba7f82afb6384b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|